Examine source code of A Web Browser Renaissance

{
  "theme": {
    "images": {
      "theme_frame": "ff35_header7.jpg"
    },
    "colors": {
      "frame": "#d6b98b",
      "tab_background_text": "#5c4c39"
    }
  },
  "version": "2.0",
  "name": "A Web Browser Renaissance",
  "manifest_version": 2,
  "description": "Within the web today, a browsing transformation is underway.  We’re seeing constant advancement from the static browsing Middle Ages of old and the ushering in of a new Modern Era of openness, speed and security.\n\nTaking advantage of all the glorious advancements this new era has to offer has never been easier with the newly relased Firefox 3.5!"
}